Psychology Chapter on Vision and Attention
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Questions and Answers

What type of vision allows humans to see motion and adapt to dim lighting conditions?

  • Opponent process vision
  • Dichromatism
  • Trichromatic vision
  • Rod vision (correct)
  • Which part of the brain processes visual signals after they are sent from the optic nerve?

  • Thalamus (correct)
  • Frontal lobe
  • Hippocampus
  • Cerebellum
  • How many types of cones are present in the human retina?

  • 4
  • 1
  • 2
  • 3 (correct)
  • What does dichromatism refer to in terms of color vision?

    <p>Having two types of cones</p> Signup and view all the answers

    What is the primary reason we perceive colors in our environment?

    <p>Light reflects off objects and into our eyes</p> Signup and view all the answers

    What phenomenon describes the visual perception of opposing colors?

    <p>Opponent process theory</p> Signup and view all the answers

    Which statement best explains color afterimages?

    <p>They result from exhaustion of one end of a color channel.</p> Signup and view all the answers

    Which wavelength corresponds to the color that cones sensitive to short wavelengths detect?

    <p>Blue and purple</p> Signup and view all the answers

    What does Donald Broadbent's filter theory primarily address?

    <p>How certain information is allowed for further processing</p> Signup and view all the answers

    Which phenomenon exemplifies the limits of the filter theory as discussed in the context of attention?

    <p>Cocktail party effect</p> Signup and view all the answers

    What does the concept of inattentional blindness refer to?

    <p>Failing to notice unexpected events due to focused attention</p> Signup and view all the answers

    What is the primary function of implicit priming?

    <p>To provide prior exposure that aids in word completion tasks</p> Signup and view all the answers

    How does divided attention affect multitasking, especially in relation to music with lyrics?

    <p>It can impair reading ability due to overlapping cognitive resources.</p> Signup and view all the answers

    In the context of cerebral lateralization, which hemisphere is primarily responsible for language tasks in most individuals?

    <p>Left hemisphere</p> Signup and view all the answers

    What has been shown to be a small effect of subliminal advertising on consumer choices?

    <p>An unconscious influence on consumers to buy products</p> Signup and view all the answers

    Which theory suggests that the meaningful aspects of an unintended message are weakened?

    <p>Attenuation theory</p> Signup and view all the answers

    Which part of the nervous system is responsible for voluntary movement?

    <p>Somatic nervous system</p> Signup and view all the answers

    What is the primary function of the occipital lobe?

    <p>Visual processing</p> Signup and view all the answers

    Which statement best describes the concept of phrenology?

    <p>It connects brain function to personality traits.</p> Signup and view all the answers

    What type of stroke is caused by a blockage in blood flow to an area of the brain?

    <p>Ischemic stroke</p> Signup and view all the answers

    What is the primary role of the corpus callosum?

    <p>To connect the two cerebral hemispheres</p> Signup and view all the answers

    Which of the following best describes cerebrospinal fluid?

    <p>It cushions the central nervous system.</p> Signup and view all the answers

    What is the significance of neurons within the adult brain?

    <p>They total approximately 100 billion in a healthy brain.</p> Signup and view all the answers

    Which imaging technique utilizes changes in blood oxygen levels?

    <p>Functional magnetic resonance imaging (fMRI)</p> Signup and view all the answers

    What typically occurs if a person is deprived of REM sleep?

    <p>They will enter REM sleep earlier in the next sleep cycle.</p> Signup and view all the answers

    Which condition is characterized by the inability to stay asleep throughout the night?

    <p>Maintenance insomnia</p> Signup and view all the answers

    Which brain region is inhibited during REM sleep?

    <p>Prefrontal cortex</p> Signup and view all the answers

    What is cataplexy associated with?

    <p>Unexpected loss of muscle tone.</p> Signup and view all the answers

    What role do antianxiety medications like benzodiazepines primarily play?

    <p>Engage GABA receptors in the brain.</p> Signup and view all the answers

    What is a common source of natural opioids?

    <p>Opium poppies</p> Signup and view all the answers

    Which characteristic is NOT typically associated with opioid analgesics?

    <p>Derived from synthetic sources</p> Signup and view all the answers

    Which system is primarily responsible for keeping a person consciously awake?

    <p>Reticular activating system (RAS)</p> Signup and view all the answers

    Which principle of the Gestalt approach focuses on perceiving objects as connected due to their position near each other?

    <p>Proximity</p> Signup and view all the answers

    What type of depth cue does not require the interaction between both eyes?

    <p>Monocular depth cues</p> Signup and view all the answers

    Which area of the ear helps to convert sound waves into neural signals?

    <p>Cochlea</p> Signup and view all the answers

    Which term describes individuals with a higher number of taste buds, making them more sensitive to certain tastes?

    <p>Supertaster</p> Signup and view all the answers

    What is the main function of nociceptors in our body?

    <p>Detecting harmful stimuli</p> Signup and view all the answers

    In what way does the apex of the basilar membrane respond to sound frequencies?

    <p>Tuned for low frequency sounds</p> Signup and view all the answers

    What aspect of the brain is responsible for interpreting whether an odor is pleasant or unpleasant?

    <p>Orbitofrontal cortex</p> Signup and view all the answers

    Which method describes how additional signals can influence pain perception?

    <p>Pain gate control method</p> Signup and view all the answers

    Which principle explains our tendency to perceive the simplest form of images?

    <p>Simplicity</p> Signup and view all the answers

    What type of hearing problem is characterized by a disruption of sound signals within the ear?

    <p>Conductive hearing loss</p> Signup and view all the answers

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